November 2011 till June 2012 I was working as Telco Services Planing Manager at Targo Telekom.May 2009 to October 2011 I was working as Service Network Expert at Vip Mobile Serbia, member of Mobilkom Austria, as member of CNS planning department.Jan. ’06 to April 2009 I was working in Nawras - Mobile Operator in Oman, as member of VAS section within Network planning department. Main responsibilities are planning and optimization of GPRS network and MMS services. May ’04 to Jan. ’06 I have been working in Telekom Serbia – mt:s, as responsible person for: * MMS (Comverse) project * WAP GW (Comverse) project * SMS (Comverse) project * VMS (Comverse) Apr. ’02 to May ’04 I have been working for ELPAS d.o.o., representative of Siemens Building Technologies as design and implementation engineer for Fire detection systems, Intrusion detection systems, CCTV, Gas detection systems. Main projects: National Bank of Serbia, Hemofarm Vrsac-Pharmaceutical Factory, Delta Bank, etc. Main responsibilities: project planning, project documentation, on-site integration, maintenance personnel education.